Wednesday, September 29, 2010

Human Sexuality - Sept 29,2010

Menstruation and Menopause

Menstruation
the reproductive cycle n women
the cycle ends with bleeding
the average age of first menstruation is 12 years and typically ends in 40's and 50's
(menopause)
stress, climate and environment play a role

Hormonal Development
Hypothalimus - in brain, produces GnRH
Pituitary gland - FSH and LH
ovaries - produce estrogren, progesterone

Phases of the menstrual cycle
Divided into 4 phases
1. Follicular (proliferative)
- as many as 25 follicle is produced (eggs) (women are born with all of the follicles (eggs) they will ever have)
- Follicles are in the ovaries and it realeases estrogen which starts with growth of the endometrium
- low estrogen is detected by the hypothalamus releases GNRH (which influences the pituitary gland to release follicle producing hormones)

2 Ovulation
- marked by the release of a mature egg, typically happens at mid cycle
Will occur 12 - 14 days before the next period
Body temperature decreases slightly before ovulation and increases during it

Luteal face
Because of estrogen levels the endometrium thickens - ready for fertilization

Menstruation
endometrium leaving the body

Cognitive and behavioral changes
When estrogen levels are high, women are capable of more words
Perceptual speed is how fast you can detect differences - women are better at those tasks at high estrogen levels
Fine motor corrdination
High estrogen are clumsy

Menstural cycle problems

Swelling of breasts, bloating, pain
emotionally, irritability, depression, mood swings
help pms with well balanced diet - less salt, sugar, alcohol
aerobic exercise
anti depressants can help people also
feeling of anxiety and hopelessness

Dysmenorrhea - Pain during mensturation
back ache, cramping, nausea, head ache, diarrhea, vomiting
primary - excessive release of prostiglandins, hormonal
ibuprofen, birth control, all help
secondary - something that is causing the pain
pelvc inflammation, sists and tumours

Amenorrhea - Means lack of or the absence of mensturation
exceptions, pregnancy, breast feeding
primary reason - someone who doesnt mensturate at puberty
problems with reproductive organs
secondary - would be when periods stop, there was once an established period cycle, people who have low body fat can stop estrogen

Menopause
Menopause occurs occurs over 15 - 20 years starting in the early 40's
Pysiological and Mental changes
PeriMenopause
weight gain, back and head aches, hot flashes
memory problems, concentration difficulty, more anxiety, irritability and depression


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